Robotics

Light-fueled torsional soft robot able to rapidly climb stairs

Azobenzene-functionalized liquid crystalline materials can be operated by remote light-stimuli without complicated circuits or parts and thus are attracting great attention in fields such as human interfaces, haptic devices, ...

Engineering

Canada hospitals use drones to carry lungs for transplant

In the dark of night, a drone takes off from a Toronto hospital rooftop, the hum of its rotors barely audible over the bustling sounds of the cars and pedestrians below in Canada's largest metropolis.